A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5998-01-634-0604
NSN 6610-01-235-5566
NSN 6145-01-379-4282
NSN 5915-01-268-5260
NSN 5930-01-577-5166
NSN 6135-00-702-2772
NSN 6645-00-527-6531
NSN 6610-01-537-7260
NSN 7035-01-644-4317
NSN 6240-01-344-1105
NSN 6135-01-495-0933
NSN 5925-00-488-2741